164804580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1451}}^1$

素因数の和:2097

約数の個数: 72

約数和(自身を含む): 501044544

約数和(自身を除く): 336239964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 631, 1262, 1451, 1893, 2524, 2902, 3155, 3786, 4353, 5679, 5804, 6310, 7255, 7572, 8706, 9465, 11358, 12620, 13059, 14510, 17412, 18930, 21765, 22716, 26118, 28395, 29020, 37860, 43530, 52236, 56790, 65295, 87060, 113580, 130590, 261180, 915581, 1831162, 2746743, 3662324, 4577905, 5493486, 8240229, 9155810, 10986972, 13733715, 16480458, 18311620, 27467430, 32960916, 41201145, 54934860, 82402290, 164804580]

約数ペア:

[(1, 164804580), (2, 82402290), (3, 54934860), (4, 41201145), (5, 32960916), (6, 27467430), (9, 18311620), (10, 16480458), (12, 13733715), (15, 10986972), (18, 9155810), (20, 8240229), (30, 5493486), (36, 4577905), (45, 3662324), (60, 2746743), (90, 1831162), (180, 915581), (631, 261180), (1262, 130590), (1451, 113580), (1893, 87060), (2524, 65295), (2902, 56790), (3155, 52236), (3786, 43530), (4353, 37860), (5679, 29020), (5804, 28395), (6310, 26118), (7255, 22716), (7572, 21765), (8706, 18930), (9465, 17412), (11358, 14510), (12620, 13059)]